Flash Light Source Effective Luminous Intensity Test Solution
Effective Intensity and Transient Photometry for Flash and Pulse Sources

Flash Light Source Effective Luminous Intensity Test Solution
This solution is widely used for effective luminous intensity measurement of traffic warning lights, aviation obstacle lights, aircraft anti-collision lights, and navigation lights, and can also be used for measuring the transient photometric characteristics of various pulse light sources such as flares, signal flares, pulse LEDs, and explosives. Using a professional flash light source illuminance meter for high-speed acquisition and analysis of flash or transient light output, parameters such as effective light intensity, flash duration, flash frequency, instantaneous maximum/minimum intensity, and average intensity can be obtained, meeting domestic and international standards for aviation, maritime, traffic and special light sources.
Key Features
- Effective intensity measurement for traffic warning lights, aviation obstacle lights, aircraft anti-collision lights, navigation lights
- Transient photometry for flares, signal flares, pulse LEDs, explosives and other pulse sources
- Compliant with Chinese standards MH/T 6012, HB6490, JTT 761, JJF1330
- Compliant with international application standards ECE R65, SAE J595, SAE J845
- Supports pulse train flash light sources
- Supports four common effective intensity methods: Blondel-Rey-Douglas, Form Factor, Allard and Modified Allard
Meet the standard requirements
- MH/T 6012-1999 Aviation Obstacle Lights
- HB6490-1991 General Specification for Aircraft Navigation and Anti-collision Lights
- JTT 761-2022 General Technical Requirements for Navigation Lights
- JJF1330-2011 Calibration Specification for Transient Effective Luminous Intensity Measuring Instruments
- ECE R65 Uniform Provisions Concerning The Approval of Special Warning Lamps for Motor Vehicles
- SAE J595 Directional Flashing Optical Warning Devices for Authorized Emergency, Maintenance, and Service Vehicles
- SAE J845 Optical Warning Devices for Authorized Emergency, Maintenance, and Service Vehicles
Test parameters
Flash and effective intensity parameters
- Effective luminous intensity
- Flash duration
- Flash frequency
- Instantaneous maximum intensity
- Instantaneous minimum intensity
- Average intensity
- Pulse width
- Rise time
- Fall time
Effective intensity calculation methods
- Blondel-Rey-Douglas
- Form Factor
- Allard
- Modified Allard
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